Merge branch '41048-helpful-and-instructing-empty-state-for-multi-file-editor' into 'master'

Resolve "Helpful and instructing Empty state for multi file editor"

Closes #41048 and #41641

See merge request gitlab-org/gitlab-ce!16224

app/assets/images/icons.json

-{"iconCount":186,"spriteSize":84748,"icons":["abuse","account","admin","angle-double-left","angle-double-right","angle-down","angle-left","angle-right","angle-up","appearance","applications","approval","arrow-down","arrow-right","assignee","bold","book","bookmark","branch","bullhorn","calendar","cancel","chart","chevron-down","chevron-left","chevron-right","chevron-up","clock","close","code","collapse","comment-dots","comment-next","comment","comments","commit","credit-card","cut","dashboard","disk","doc_code","doc_image","doc_text","double-headed-arrow","download","duplicate","earth","ellipsis_v","emoji_slightly_smiling_face","emoji_smile","emoji_smiley","epic","external-link","eye-slash","eye","file-addition","file-deletion","file-modified","filter","folder-o","folder-open","folder","fork","geo-nodes","git-merge","group","history","home","hook","hourglass","image-comment-dark","image-comment-light","import","issue-block","issue-child","issue-close","issue-duplicate","issue-external","issue-new","issue-open-m","issue-open","issue-parent","issues","italic","key-2","key","label","labels","leave","level-up","license","link","list-bulleted","list-numbered","location-dot","location","lock-open","lock","log","mail","menu","merge-request-close","messages","mobile-issue-close","monitor","more","notifications-off","notifications","overview","pencil-square","pencil","pipeline","play","plus-square-o","plus-square","plus","podcast","preferences","profile","project","push-rules","question-o","question","quote","redo","remove","repeat","retry","scale","screen-full","screen-normal","scroll_down","scroll_up","search","settings","shield","slight-frown","slight-smile","smile","smiley","snippet","spam","spinner","star-o","star","status_canceled_borderless","status_canceled","status_closed","status_created_borderless","status_created","status_failed_borderless","status_failed","status_manual_borderless","status_manual","status_notfound_borderless","status_open","status_pending_borderless","status_pending","status_running_borderless","status_running","status_skipped_borderless","status_skipped","status_success_borderless","status_success_solid","status_success","status_warning_borderless","status_warning","stop","task-done","template","terminal","thumb-down","thumb-up","thumbtack","timer","todo-add","todo-done","token","unapproval","unassignee","unlink","user","users","volume-up","warning","work"]}
+{"iconCount":189,"spriteSize":85766,"icons":["abuse","account","admin","angle-double-left","angle-double-right","angle-down","angle-left","angle-right","angle-up","appearance","applications","approval","arrow-down","arrow-right","assignee","bold","book","bookmark","branch","bullhorn","calendar","cancel","chart","chevron-down","chevron-left","chevron-right","chevron-up","clock","close","code","collapse","comment-dots","comment-next","comment","comments","commit","credit-card","cut","dashboard","disk","doc_code","doc_image","doc_text","double-headed-arrow","download","duplicate","earth","ellipsis_v","emoji_slightly_smiling_face","emoji_smile","emoji_smiley","epic","external-link","eye-slash","eye","file-addition","file-deletion","file-modified","filter","folder-o-open","folder-o","folder-open","folder","fork","geo-nodes","git-merge","group","history","home","hook","hourglass","image-comment-dark","image-comment-light","import","issue-block","issue-child","issue-close","issue-duplicate","issue-external","issue-new","issue-open-m","issue-open","issue-parent","issues","italic","key-2","key","label","labels","leave","level-up","license","link","list-bulleted","list-numbered","location-dot","location","lock-open","lock","log","mail","menu","merge-request-close","messages","mobile-issue-close","monitor","more","notifications-off","notifications","overview","pencil-square","pencil","pipeline","play","plus-square-o","plus-square","plus","podcast","preferences","profile","project","push-rules","question-o","question","quote","redo","remove","repeat","retry","scale","screen-full","screen-normal","scroll_down","scroll_up","search","settings","shield","slight-frown","slight-smile","smile","smiley","snippet","spam","spinner","staged","star-o","star","status_canceled_borderless","status_canceled","status_closed","status_created_borderless","status_created","status_failed_borderless","status_failed","status_manual_borderless","status_manual","status_notfound_borderless","status_open","status_pending_borderless","status_pending","status_running_borderless","status_running","status_skipped_borderless","status_skipped","status_success_borderless","status_success_solid","status_success","status_warning_borderless","status_warning","stop","task-done","template","terminal","thumb-down","thumb-up","thumbtack","timer","todo-add","todo-done","token","unapproval","unassignee","unlink","unstaged","user","users","volume-up","warning","work"]}
\ No newline at end of file

app/assets/images/illustrations/multi_file_editor_empty.svg

+<svg xmlns="http://www.w3.org/2000/svg" width="430" height="300"><g fill="none" fill-rule="evenodd" transform="translate(35 29)"><path fill="#EEE" fill-rule="nonzero" d="M90 23a2 2 0 1 1 0-4h10a2 2 0 0 1 0 4H90zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h10a2 2 0 0 1 0 4h-10zm20 0a2 2 0 0 1 0-4h1a11.98 11.98 0 0 1 9.457 4.612 2 2 0 0 1-3.151 2.464A7.981 7.981 0 0 0 331 23h-1zm9 11.39a2 2 0 0 1 4 0v10a2 2 0 0 1-4 0v-10zm0 180a2 2 0 1 1 4 0V223c0 .56-.038 1.114-.114 1.662a2 2 0 0 1-3.962-.55A8.21 8.21 0 0 0 339 223v-8.61zm-4.769 15.931a2 2 0 0 1 1.618 3.658A11.967 11.967 0 0 1 331 235h-5.782a2 2 0 0 1 0-4H331c1.13 0 2.224-.233 3.231-.679zm-19.013.679a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zm-20 0a2 2 0 1 1 0 4h-10a2 2 0 0 1 0-4h10zM115 231a2 2 0 0 1 0 4h-10a2 2 0 0 1 0-4h10zm-26.2 4c.131-.646.2-1.315.2-2v-2h4a2 2 0 0 1 0 4h-4.2z"/><path fill="#EEE" fill-rule="nonzero" d="M103 211h258a6 6 0 0 0 6-6V63a6 6 0 0 0-6-6H166a5 5 0 0 1-5-5v-8.5a5.5 5.5 0 0 0-5.5-5.5H109a6 6 0 0 0-6 6v167zm62-167.5V52a1 1 0 0 0 1 1h195c5.523 0 10 4.477 10 10v142c0 5.523-4.477 10-10 10H99V44c0-5.523 4.477-10 10-10h46.5a9.5 9.5 0 0 1 9.5 9.5z"/><rect width="40" height="4" x="118" y="78" fill="#6B4FBB" rx="2"/><rect width="30" height="4" x="118" y="90" fill="#EFEDF8" rx="2"/><rect width="30" height="4" x="153" y="90" fill="#E1DBF1" rx="2"/><rect width="150" height="4" x="118" y="102" fill="#EFEDF8" rx="2"/><rect width="90" height="4" x="118" y="114" fill="#E1DBF1" rx="2"/><rect width="60" height="4" x="118" y="138" fill="#EFEDF8" rx="2"/><rect width="20" height="4" x="118" y="150" fill="#6B4FBB" rx="2"/><rect width="20" height="4" x="144" y="150" fill="#C3B8E3" rx="2"/><rect width="20" height="4" x="170" y="150" fill="#E1DBF1" rx="2"/><rect width="130" height="4" x="118" y="162" fill="#EFEDF8" rx="2"/><rect width="30" height="4" x="118" y="174" fill="#C3B8E3" rx="2"/><rect width="30" height="4" x="154" y="174" fill="#EFEDF8" rx="2"/><rect width="30" height="4" x="190" y="174" fill="#EFEDF8" rx="2"/><rect width="40" height="4" x="118" y="186" fill="#E1DBF1" rx="2"/><path fill="#F9F9F9" d="M89 24.292l11.434 19.326v170.326L89 226.336V24.292z"/><path fill="#EEE" fill-rule="nonzero" d="M89 229.286v-5.9l9.434-10.223V44.165L89 28.22v-7.856l13.434 22.707v171.655L89 229.286zM10 4a6 6 0 0 0-6 6v223a6 6 0 0 0 6 6h69a6 6 0 0 0 6-6V10a6 6 0 0 0-6-6H10zm0-4h69c5.523 0 10 4.477 10 10v223c0 5.523-4.477 10-10 10H10c-5.523 0-10-4.477-10-10V10C0 4.477 4.477 0 10 0z"/><circle cx="25" cy="23" r="11" fill="#FEF0E8"/><path fill="#FEE1D3" d="M46 17h16a2 2 0 1 1 0 4H46a2 2 0 1 1 0-4zm0 8h27a2 2 0 1 1 0 4H46a2 2 0 1 1 0-4z"/><path fill="#EEE" d="M16 50h4a2 2 0 0 1 2 2v4a2 2 0 0 1-2 2h-4a2 2 0 0 1-2-2v-4a2 2 0 0 1 2-2zm14 2h24a2 2 0 1 1 0 4H30a2 2 0 1 1 0-4zm-4 12h4a2 2 0 0 1 2 2v4a2 2 0 0 1-2 2h-4a2 2 0 0 1-2-2v-4a2 2 0 0 1 2-2zm14 2h24a2 2 0 1 1 0 4H40a2 2 0 1 1 0-4zM26 78h4a2 2 0 0 1 2 2v4a2 2 0 0 1-2 2h-4a2 2 0 0 1-2-2v-4a2 2 0 0 1 2-2zm14 2h24a2 2 0 1 1 0 4H40a2 2 0 1 1 0-4z"/><g transform="translate(14 110)"><rect width="8" height="8" fill="#FEE1D3" rx="2"/><rect width="28" height="4" x="14" y="2" fill="#FEF0E8" rx="2"/></g><path fill="#EEE" d="M16 140h4a2 2 0 0 1 2 2v4a2 2 0 0 1-2 2h-4a2 2 0 0 1-2-2v-4a2 2 0 0 1 2-2zm14 2h24a2 2 0 1 1 0 4H30a2 2 0 1 1 0-4zm-14 14h4a2 2 0 0 1 2 2v4a2 2 0 0 1-2 2h-4a2 2 0 0 1-2-2v-4a2 2 0 0 1 2-2zm14 2h24a2 2 0 1 1 0 4H30a2 2 0 1 1 0-4zm-14 14h4a2 2 0 0 1 2 2v4a2 2 0 0 1-2 2h-4a2 2 0 0 1-2-2v-4a2 2 0 0 1 2-2zm14 2h24a2 2 0 1 1 0 4H30a2 2 0 1 1 0-4zm-14 14h4a2 2 0 0 1 2 2v4a2 2 0 0 1-2 2h-4a2 2 0 0 1-2-2v-4a2 2 0 0 1 2-2zm14 2h24a2 2 0 1 1 0 4H30a2 2 0 1 1 0-4z"/><g transform="translate(24 124)"><rect width="8" height="8" fill="#FEE1D3" rx="2"/><rect width="28" height="4" x="14" y="2" fill="#FEF0E8" rx="2"/></g><g fill="#FC6D26" transform="translate(24 92)"><rect width="8" height="8" rx="2"/><rect width="28" height="4" x="14" y="2" rx="2"/></g><path fill="#FDC4A8" fill-rule="nonzero" d="M152 50.5a4.5 4.5 0 1 1 0-9 4.5 4.5 0 0 1 0 9zm0-3a1.5 1.5 0 1 0 0-3 1.5 1.5 0 0 0 0 3z"/></g></svg>
\ No newline at end of file

app/assets/images/illustrations/wiki_login_empty.svg

+<svg xmlns="http://www.w3.org/2000/svg" width="386" height="298" viewBox="0 0 386 298" xmlns:xlink="http://www.w3.org/1999/xlink"><defs><path id="a" d="M4 51h16v15.997A5.003 5.003 0 0 1 15.003 72H8.997A5.005 5.005 0 0 1 4 66.997V51z"/><rect id="b" width="24" height="10" y="44" rx="3"/></defs><g fill="none" fill-rule="evenodd" transform="translate(0 3)"><g transform="rotate(15 23.151 968.24)"><rect width="53" height="44" fill="#FFF" stroke="#FDE5D8" stroke-width="3" stroke-linecap="round" rx="5"/><path fill="#FDE5D8" d="M29.5 28.3l2.758-3.861c.962-1.347 2.527-1.34 3.484 0l6.516 9.122c.962 1.347.399 2.439-1.252 2.439H17.994c-1.653 0-2.21-1.099-1.252-2.439l6.516-9.122c.962-1.347 2.527-1.34 3.484 0L29.5 28.3z" opacity=".6"/><circle cx="16" cy="16" r="6" fill="#FDB997"/></g><g transform="scale(-1 1) rotate(25 -75.08 -334.15)"><rect width="3" height="11" x="12.45" y="23.45" fill="#6B4FBB" transform="rotate(45 13.95 28.95)" rx="1.5"/><rect width="3" height="14" x="9.45" y="15.45" fill="#6B4FBB" transform="rotate(45 10.95 22.45)" rx="1.5"/><path fill="#FFF" stroke="#E1DCF1" stroke-width="3" d="M16 39.6C6.871 37.747 0 29.676 0 20 0 8.954 8.954 0 20 0s20 8.954 20 20c0 8.955-5.886 16.536-14 19.084v15.91A5.007 5.007 0 0 1 21 60c-2.761 0-5-2.244-5-5.006V39.6zm4-7.6c6.627 0 12-5.373 12-12S26.627 8 20 8 8 13.373 8 20s5.373 12 12 12z"/></g><g transform="scale(1 -1) rotate(-15 -383.616 -172.407)"><path stroke="#FDE5D8" stroke-width="3" d="M1.5 38.5h9V4c0-1.378-1.12-2.5-2.496-2.5H3.996A2.503 2.503 0 0 0 1.5 4v34.5z"/><rect width="2" height="27" x="5" y="7" fill="#FDA77D" opacity=".8" rx="1"/><path stroke="#FDE5D8" stroke-width="3" d="M2.427 41.553h7.146L6 48.699l-3.573-7.146z"/></g><g transform="rotate(-30 420.145 -545.422)"><path fill="#FFF" stroke="#FDE5D8" stroke-width="3" d="M9 3c0-1.657 1.347-3 3-3 1.657 0 3 1.352 3 3v43H9V3z"/><use fill="#FFF" xlink:href="#a"/><path stroke="#FDE5D8" stroke-width="3" d="M5.5 52.5v14.497A3.505 3.505 0 0 0 8.997 70.5h6.006a3.503 3.503 0 0 0 3.497-3.503V52.5h-13z"/><rect width="2" height="14" x="9" y="51" fill="#FDA77D" rx="1"/><rect width="2" height="14" x="13" y="51" fill="#FDA77D" rx="1"/><use fill="#FFF" xlink:href="#b"/><rect width="21" height="7" x="1.5" y="45.5" stroke="#FDE5D8" stroke-width="3" rx="3"/></g><g transform="translate(72 97.488)"><rect width="125" height="160" fill="#FFF" stroke="#E5E5E5" stroke-width="4" stroke-linecap="round" rx="10"/><rect width="125" height="160" x="125" fill="#FFF" stroke="#E5E5E5" stroke-width="4" stroke-linecap="round" rx="10"/><path fill="#FFF" stroke="#E5E5E5" stroke-width="4" d="M7 12.008C7 8.69 9.686 6 12.993 6H125v148H12.993C9.683 154 7 151.305 7 147.992V12.008zm236 0C243 8.69 240.314 6 237.007 6H125v148h112.007c3.31 0 5.993-2.695 5.993-6.008V12.008z" stroke-linecap="round"/><rect width="84" height="42" x="142" y="29" stroke="#EEE" stroke-width="4" rx="3"/><rect width="88" height="4" x="141" y="93" fill="#E5E5E5" rx="2"/><rect width="88" height="4" x="141" y="107" fill="#BFBFBF" rx="2"/><rect width="56" height="4" x="141" y="121" fill="#E5E5E5" rx="2"/><rect width="56" height="4" x="22" y="93" fill="#E5E5E5" rx="2"/><rect width="26" height="4" x="22" y="27" fill="#BFBFBF" rx="2"/><rect width="56" height="4" x="22" y="41" fill="#E5E5E5" rx="2"/><rect width="36" height="4" x="22" y="55" fill="#BFBFBF" rx="2"/><rect width="56" height="4" x="22" y="69" fill="#E5E5E5" rx="2"/><rect width="36" height="4" x="22" y="107" fill="#E5E5E5" rx="2"/><rect width="56" height="4" x="22" y="121" fill="#BFBFBF" rx="2"/></g><path stroke="#B5A7DD" stroke-width="2.5" d="M23.139 182.922l-1.347-.6a2.004 2.004 0 0 1-1.02-2.64l.815-1.831a1.995 1.995 0 0 1 2.645-1.01l1.308.583a9.959 9.959 0 0 1 2.177-1.876l-.376-1.402a2.004 2.004 0 0 1 1.41-2.455l1.937-.519a1.995 1.995 0 0 1 2.449 1.421l.375 1.402a9.959 9.959 0 0 1 2.824.536l.84-1.158a2.004 2.004 0 0 1 2.796-.448l1.622 1.178a1.995 1.995 0 0 1 .437 2.797l-.867 1.193a9.946 9.946 0 0 1 1.341 2.541l1.461-.05a2.004 2.004 0 0 1 2.075 1.926l.07 2.003a1.995 1.995 0 0 1-1.935 2.067l-1.445.05c-.256.93-.644 1.817-1.15 2.632l.944 1.087a2.004 2.004 0 0 1-.191 2.825l-1.513 1.315a1.995 1.995 0 0 1-2.824-.204l-.963-1.108a10.084 10.084 0 0 1-2.776.744l-.28 1.441a2.004 2.004 0 0 1-2.344 1.588l-1.967-.382a1.995 1.995 0 0 1-1.579-2.35l.275-1.414a10.044 10.044 0 0 1-2.312-1.704l-1.277.678a2.004 2.004 0 0 1-2.709-.822l-.94-1.77a1.995 1.995 0 0 1 .833-2.705l1.29-.687a9.946 9.946 0 0 1-.11-2.872zm10.98 4.93a4 4 0 1 0-2.07-7.727 4 4 0 0 0 2.07 7.728z"/><ellipse cx="197" cy="289.988" fill="#F9F9F9" rx="125" ry="4.5"/><path fill="#6B4FBB" d="M164 100.492a3.002 3.002 0 0 1 3.001-3.004H183a3.006 3.006 0 0 1 3.001 3.004v34.988c0 2.213-1.45 2.954-3.24 1.651l-7.76-5.643-7.76 5.643c-1.789 1.302-3.24.566-3.24-1.651v-34.988z"/><g opacity=".2"><path fill="#FC8A51" d="M5.747 234.768l-2.688 1.114c-1.017.422-1.803-.134-1.754-1.228l.128-2.907-1.115-2.688c-.422-1.017.135-1.803 1.229-1.754l2.907.128 2.687-1.115c1.018-.422 1.803.135 1.755 1.229l-.128 2.907 1.114 2.687c.422 1.018-.134 1.803-1.228 1.755l-2.907-.128zM191.564 37.953l-3.72.164c-1.326.059-1.992-.88-1.48-2.115l1.426-3.438-.164-3.72c-.059-1.326.88-1.992 2.115-1.48l3.438 1.426 3.72-.164c1.326-.059 1.992.88 1.48 2.114l-1.426 3.44.164 3.719c.059 1.326-.88 1.992-2.114 1.48l-3.44-1.426z"/><path fill="#6B4FBB" d="M348.789 75.876l-1.967-2.144c-.744-.812-.49-1.74.555-2.07l2.775-.873 2.144-1.967c.812-.744 1.74-.49 2.07.555l.873 2.775 1.967 2.144c.744.812.49 1.74-.555 2.07l-2.775.873-2.144 1.967c-.812.745-1.74.49-2.07-.555l-.873-2.775zm9.261 164.735l-2.907-.125c-1.1-.048-1.577-.884-1.07-1.855l1.344-2.58.126-2.908c.047-1.1.883-1.577 1.855-1.07l2.58 1.344 2.907.126c1.1.047 1.577.883 1.07 1.855l-1.344 2.58-.125 2.907c-.048 1.1-.884 1.577-1.856 1.07l-2.58-1.344zM88.789 75.876l-1.967-2.144c-.744-.812-.49-1.74.555-2.07l2.775-.873 2.144-1.967c.812-.744 1.74-.49 2.07.555l.873 2.775 1.967 2.144c.744.812.49 1.74-.555 2.07l-2.775.873-2.144 1.967c-.812.745-1.74.49-2.07-.555l-.873-2.775z"/></g></g></svg>
\ No newline at end of file

app/assets/images/illustrations/wiki_logout_empty.svg

+<svg xmlns="http://www.w3.org/2000/svg" width="412" height="260" viewBox="0 0 412 260" xmlns:xlink="http://www.w3.org/1999/xlink"><defs><path id="a" d="M6.447.894L12 12H0L5.553.894a.5.5 0 0 1 .894 0z"/></defs><g fill="none" fill-rule="evenodd"><path fill="#FEF0E8" fill-rule="nonzero" d="M338 50.287C322.695 41.45 303.124 46.694 294.287 62c-8.836 15.305-3.592 34.876 11.713 43.712 15.306 8.837 34.877 3.593 43.713-11.712 8.837-15.306 3.593-34.877-11.713-43.713zm2-3.464C357.22 56.763 363.118 78.78 353.177 96c-9.941 17.218-31.958 23.118-49.177 13.176-17.218-9.94-23.118-31.958-13.177-49.176C300.764 42.78 322.782 36.88 340 46.823z"/><g transform="rotate(-150 171.003 8.53)"><path fill="#FC6D26" fill-rule="nonzero" d="M4 16v25a2 2 0 1 0 4 0V16H4zm8-4v29a6 6 0 1 1-12 0V12h12z"/><use fill="#D8D8D8" xlink:href="#a"/><path stroke="#FDC4A8" stroke-width="4" d="M6 4.472L3.236 10h5.528L6 4.472z"/><path fill="#FC6D26" d="M9 6L6.447.894a.5.5 0 0 0-.894 0L3 6c.836.628 1.874 1 3 1a4.978 4.978 0 0 0 3-1z"/></g><path fill="#F9F9F9" d="M263.116 237.116A10.002 10.002 0 0 1 254 243h-86c-11.046 0-20-8.954-20-20V121c0-4.056 2.414-7.547 5.884-9.116A9.964 9.964 0 0 0 153 116v106c0 8.837 7.163 16 16 16h90c1.467 0 2.86-.316 4.116-.884z"/><path fill="#EEE" fill-rule="nonzero" d="M214.5 106H163c-5.523 0-10 4.477-10 10v106c0 8.837 7.163 16 16 16h90c5.523 0 10-4.477 10-10v-17.999a10.036 10.036 0 0 1-4 3.167V228a6 6 0 0 1-6 6h-90c-6.627 0-12-5.373-12-12V116a6 6 0 0 1 6-6h7v-4h44.5z"/><path fill="#EEE" fill-rule="nonzero" d="M260 218.268V214h-90a6 6 0 0 0 0 12h86a4 4 0 0 0 4-4v-.268a1.99 1.99 0 0 1-1 .268h-50a2 2 0 0 1 0-4h50c.364 0 .706.097 1 .268zM170 210h90.5a3.5 3.5 0 0 1 3.5 3.5v8.5a8 8 0 0 1-8 8h-86c-5.523 0-10-4.477-10-10s4.477-10 10-10z"/><path fill="#EEE" fill-rule="nonzero" d="M174 110v100h87a6 6 0 0 0 6-6v-88a6 6 0 0 0-6-6h-87zm-4-4h91c5.523 0 10 4.477 10 10v88c0 5.523-4.477 10-10 10h-91V106z"/><path fill="#EFEDF8" d="M230 99h18a6 6 0 0 1 6 6v31.35a3 3 0 0 1-4.68 2.484l-9.277-6.274a1.5 1.5 0 0 0-1.664-.01l-9.731 6.395a3 3 0 0 1-4.648-2.507V105a6 6 0 0 1 6-6z"/><path fill="#C3B8E3" fill-rule="nonzero" d="M236.182 129.207a5.5 5.5 0 0 1 6.102.04l7.716 5.219V105a2 2 0 0 0-2-2h-18a2 2 0 0 0-2 2v29.584l8.182-5.377zM230 99h18a6 6 0 0 1 6 6v31.35a3 3 0 0 1-4.68 2.484l-9.277-6.274a1.5 1.5 0 0 0-1.664-.01l-9.731 6.395a3 3 0 0 1-4.648-2.507V105a6 6 0 0 1 6-6z"/><g fill-rule="nonzero"><path fill="#EFEDF8" d="M156 74c14.912 0 27-12.088 27-27s-12.088-27-27-27-27 12.088-27 27 12.088 27 27 27zm0 4c-17.12 0-31-13.88-31-31s13.88-31 31-31 31 13.88 31 31-13.88 31-31 31z"/><path fill="#6B4FBB" d="M147.535 44.916l-.116 1.086a8.446 8.446 0 0 0 .093 2.44l.2 1.08-2.262 1.202a.495.495 0 0 0-.213.678l.941 1.77c.128.239.434.332.68.201l2.25-1.196.785.775a8.544 8.544 0 0 0 1.967 1.45l.975.522-.486 2.5a.495.495 0 0 0 .392.59l1.968.383a.504.504 0 0 0 .585-.401l.489-2.515 1.086-.13a8.584 8.584 0 0 0 2.363-.633l1.005-.43 1.68 1.933a.495.495 0 0 0 .708.055l1.513-1.315a.504.504 0 0 0 .044-.708l-1.67-1.922.583-.94c.431-.696.761-1.45.978-2.239l.292-1.063 2.547-.089a.495.495 0 0 0 .488-.515l-.07-2.003a.504.504 0 0 0-.523-.48l-2.56.09-.367-1.037a8.446 8.446 0 0 0-1.139-2.159l-.644-.882 1.509-2.076a.495.495 0 0 0-.106-.702l-1.621-1.178a.504.504 0 0 0-.7.116l-1.494 2.057-1.05-.362a8.459 8.459 0 0 0-2.398-.455l-1.1-.047-.66-2.466a.495.495 0 0 0-.613-.36l-1.936.519a.504.504 0 0 0-.35.617l.661 2.466-.93.59a8.459 8.459 0 0 0-1.848 1.594l-.728.838-2.322-1.034a.495.495 0 0 0-.665.25l-.815 1.83a.504.504 0 0 0 .26.661l2.344 1.044zm-3.565 1.697a3.504 3.504 0 0 1-1.78-4.622l.815-1.83a3.495 3.495 0 0 1 4.626-1.77l.346.154c.259-.245.529-.477.81-.697l-.106-.394a3.504 3.504 0 0 1 2.471-4.292l1.936-.519a3.495 3.495 0 0 1 4.286 2.481l.106.395c.353.05.703.116 1.05.198l.222-.306a3.504 3.504 0 0 1 4.89-.78l1.622 1.178a3.495 3.495 0 0 1 .769 4.892l-.258.355c.184.312.354.633.508.962l.42-.014a3.504 3.504 0 0 1 3.625 3.373l.07 2.003a3.495 3.495 0 0 1-3.382 3.618l-.4.014c-.127.332-.27.659-.426.978l.256.294a3.504 3.504 0 0 1-.34 4.941l-1.512 1.315a3.495 3.495 0 0 1-4.94-.351l-.283-.325a11.669 11.669 0 0 1-1.05.28l-.082.424a3.504 3.504 0 0 1-4.103 2.774l-1.967-.382a3.495 3.495 0 0 1-2.765-4.11l.075-.383a11.547 11.547 0 0 1-.858-.633l-.354.188a3.504 3.504 0 0 1-4.738-1.442l-.94-1.77a3.495 3.495 0 0 1 1.453-4.734l.37-.197a11.436 11.436 0 0 1-.041-1.088l-.4-.178zm13.326 5.608a5.5 5.5 0 1 1-2.847-10.625 5.5 5.5 0 0 1 2.847 10.625zm-.776-2.898a2.5 2.5 0 1 0-1.294-4.83 2.5 2.5 0 0 0 1.294 4.83z"/></g><g fill-rule="nonzero"><path fill="#EFEDF8" d="M326.979 222.047c14.403 3.86 29.209-4.688 33.068-19.092 3.86-14.403-4.688-29.209-19.092-33.068-14.403-3.86-29.209 4.688-33.068 19.092-3.86 14.404 4.688 29.209 19.092 33.068zm-1.035 3.864c-16.538-4.431-26.352-21.43-21.92-37.967 4.43-16.538 21.429-26.352 37.966-21.92 16.538 4.43 26.352 21.429 21.92 37.966-4.43 16.538-21.429 26.352-37.966 21.92z"/><path fill="#6B4FBB" d="M329.376 201.598c-4.668-2.621-7.155-8.157-5.706-13.566 1.715-6.402 8.295-10.201 14.697-8.486 6.402 1.716 10.2 8.296 8.485 14.697-1.45 5.41-6.371 8.96-11.725 8.897a3.03 3.03 0 0 1-.074.365l-1.812 6.761a3 3 0 0 1-5.795-1.552l1.812-6.762a3.03 3.03 0 0 1 .118-.354zm3.815-2.733a8 8 0 1 0 4.14-15.455 8 8 0 0 0-4.14 15.455z"/></g><path fill="#FEF0E8" fill-rule="nonzero" d="M91.373 193c17.071-4.574 27.202-22.12 22.628-39.191-4.575-17.071-22.121-27.202-39.192-22.628-17.071 4.574-27.202 22.121-22.628 39.192 4.574 17.071 22.121 27.202 39.192 22.627zm1.035 3.864c-19.204 5.146-38.945-6.25-44.09-25.456-5.146-19.204 6.25-38.945 25.455-44.09 19.205-5.146 38.945 6.25 44.091 25.455 5.146 19.205-6.25 38.945-25.456 44.091z"/><path fill="#FDC4A8" fill-rule="nonzero" d="M70.067 152.122l6.73 25.114 19.318-5.176-6.73-25.114-19.318 5.176zm-1.035-3.864l19.318-5.176a4 4 0 0 1 4.9 2.828l6.729 25.114a4 4 0 0 1-2.829 4.9L77.832 181.1a4 4 0 0 1-4.9-2.829l-6.729-25.114a4 4 0 0 1 2.829-4.899z"/><path fill="#FC6D26" d="M76.898 154.433l7.727-2.07a2 2 0 0 1 1.036 3.863l-7.728 2.07a2 2 0 1 1-1.035-3.863zm1.812 6.761l5.795-1.553a2 2 0 0 1 1.035 3.864l-5.795 1.553a2 2 0 1 1-1.035-3.864zm1.811 6.762l7.728-2.07a2 2 0 0 1 1.035 3.863l-7.727 2.07a2 2 0 1 1-1.036-3.863z"/></g></svg>
\ No newline at end of file

app/assets/javascripts/ide/components/ide.vue

@@ -9,6 +9,12 @@ import repoPreview from './repo_preview.vue';
 import repoEditor from './repo_editor.vue';
 
 export default {
+  props: {
+    emptyStateSvgPath: {
+      type: String,
+      required: true,
+    },
+  },
   computed: {
     ...mapState([
       'currentBlobView',
@@ -64,7 +70,23 @@ export default {
       <template
         v-else>
         <div class="ide-empty-state">
-          <h2 class="clgray">Welcome to the GitLab IDE</h2>
+          <div class="row js-empty-state">
+            <div class="col-xs-12">
+              <div class="svg-content svg-250">
+                <img :src="emptyStateSvgPath">
+              </div>
+            </div>
+            <div class="col-xs-12">
+              <div class="text-content text-center">
+                <h4>
+                  Welcome to the GitLab IDE
+                </h4>
+                <p>
+                  You can select a file in the left sidebar to begin editing and use the right sidebar to commit your changes.
+                </p>
+              </div>
+            </div>
+          </div>
         </div>
       </template>
     </div>

app/assets/javascripts/ide/components/ide_repo_tree.vue

 <script>
 import { mapState } from 'vuex';
-import RepoPreviousDirectory from './repo_prev_directory.vue';
-import RepoFile from './repo_file.vue';
-import RepoLoadingFile from './repo_loading_file.vue';
+import repoPreviousDirectory from './repo_prev_directory.vue';
+import repoFile from './repo_file.vue';
+import skeletonLoadingContainer from '../../vue_shared/components/skeleton_loading_container.vue';
 import { treeList } from '../stores/utils';
 
 export default {
   components: {
-    'repo-previous-directory': RepoPreviousDirectory,
-    'repo-file': RepoFile,
-    'repo-loading-file': RepoLoadingFile,
+    repoPreviousDirectory,
+    repoFile,
+    skeletonLoadingContainer,
   },
   props: {
     treeId: {
@@ -19,7 +19,7 @@ export default {
   },
   computed: {
     ...mapState([
-      'loading',
+      'trees',
       'isRoot',
     ]),
     ...mapState({
@@ -34,7 +34,10 @@ export default {
       return !this.isRoot && this.fetchedList.length;
     },
     showLoading() {
-      return this.loading;
+      if (this.trees[this.treeId]) {
+        return this.trees[this.treeId].loading;
+      }
+      return true;
     },
   },
 };
@@ -49,11 +52,13 @@ export default {
         <repo-previous-directory
           v-if="hasPreviousDirectory"
         />
-        <repo-loading-file
+        <div
+          class="multi-file-loading-container"
           v-if="showLoading"
-          v-for="n in 5"
-          :key="n"
-        />
+          v-for="n in 3"
+          :key="n">
+          <skeleton-loading-container/>
+        </div>
         <repo-file
           v-for="file in fetchedList"
           :key="file.key"

app/assets/javascripts/ide/components/ide_side_bar.vue

@@ -3,6 +3,7 @@ import { mapState, mapActions } from 'vuex';
 import projectTree from './ide_project_tree.vue';
 import icon from '../../vue_shared/components/icon.vue';
 import panelResizer from '../../vue_shared/components/panel_resizer.vue';
+import skeletonLoadingContainer from '../../vue_shared/components/skeleton_loading_container.vue';
 
 export default {
   data() {
@@ -14,9 +15,11 @@ export default {
     projectTree,
     icon,
     panelResizer,
+    skeletonLoadingContainer,
   },
   computed: {
     ...mapState([
+      'loading',
       'projects',
       'leftPanelCollapsed',
     ]),
@@ -32,6 +35,9 @@ export default {
       }
       return {};
     },
+    showLoading() {
+      return this.loading;
+    },
   },
   methods: {
     ...mapActions([
@@ -63,6 +69,13 @@ export default {
       :style="panelStyle"
     >
     <div class="multi-file-commit-panel-inner">
+      <div
+        class="multi-file-loading-container"
+        v-if="showLoading"
+        v-for="n in 3"
+        :key="n">
+        <skeleton-loading-container/>
+      </div>
       <project-tree
         v-for="(project, index) in projects"
         :key="project.id"

app/assets/javascripts/ide/index.js

 import Vue from 'vue';
-import { mapActions } from 'vuex';
-import { convertPermissionToBoolean } from '../lib/utils/common_utils';
 import ide from './components/ide.vue';
-
 import store from './stores';
 import router from './ide_router';
 import Translate from '../vue_shared/translate';
-import ContextualSidebar from '../contextual_sidebar';
 
 function initIde(el) {
   if (!el) return null;
@@ -18,30 +14,13 @@ function initIde(el) {
     components: {
       ide,
     },
-    methods: {
-      ...mapActions([
-        'setInitialData',
-      ]),
-    },
-    created() {
-      const data = el.dataset;
-
-      this.setInitialData({
-        endpoints: {
-          rootEndpoint: data.url,
-          newMergeRequestUrl: data.newMergeRequestUrl,
-          rootUrl: data.rootUrl,
+    render(createElement) {
+      return createElement('ide', {
+        props: {
+          emptyStateSvgPath: el.dataset.emptyStateSvgPath,
         },
-        canCommit: convertPermissionToBoolean(data.canCommit),
-        onTopOfBranch: convertPermissionToBoolean(data.onTopOfBranch),
-        path: data.currentPath,
-        isRoot: convertPermissionToBoolean(data.root),
-        isInitialRoot: convertPermissionToBoolean(data.root),
       });
     },
-    render(createElement) {
-      return createElement('ide');
-    },
   });
 }
 
@@ -50,6 +29,3 @@ const ideElement = document.getElementById('ide');
 Vue.use(Translate);
 
 initIde(ideElement);
-
-const contextualSidebar = new ContextualSidebar();
-contextualSidebar.bindEvents();

app/assets/javascripts/ide/stores/actions/project.js

@@ -8,9 +8,11 @@ export const getProjectData = (
   { namespace, projectId, force = false } = {},
 ) => new Promise((resolve, reject) => {
   if (!state.projects[`${namespace}/${projectId}`] || force) {
+    commit(types.TOGGLE_LOADING, state);
     service.getProjectData(namespace, projectId)
     .then(res => res.data)
     .then((data) => {
+      commit(types.TOGGLE_LOADING, state);
       commit(types.SET_PROJECT, { projectPath: `${namespace}/${projectId}`, project: data });
       if (!state.currentProjectId) commit(types.SET_CURRENT_PROJECT, `${namespace}/${projectId}`);
       resolve(data);

app/assets/stylesheets/pages/repo.scss

@@ -92,6 +92,19 @@
   padding: 6px 12px;
 }
 
+.multi-file-loading-container {
+  margin-top: 10px;
+  padding: 10px;
+
+  .animation-container {
+    background: $gray-light;
+
+    div {
+      background: $gray-light;
+    }
+  }
+}
+
 table.table tr td.multi-file-table-name {
   width: 350px;
   padding: 6px 12px;

app/views/ide/index.html.haml

@@ -6,7 +6,7 @@
 
 .ide-flash-container.flash-container
 
-#ide.ide-loading
+#ide.ide-loading{ data: {"empty-state-svg-path" => image_path('illustrations/multi_file_editor_empty.svg')} }
   .text-center
     = icon('spinner spin 2x')
-    %h2.clgray= _('IDE Loading ...')
+    %h2.clgray= _('Loading the GitLab IDE...')

app/views/layouts/nav/_dashboard.html.haml

@@ -49,6 +49,12 @@
     = link_to dashboard_projects_path, title: 'Projects', class: 'dashboard-shortcuts-projects' do
       Projects
 
+  - if current_controller?('ide')
+    %li.line-separator.hidden-xs
+      = nav_link(controller: 'ide') do
+        = link_to '#', class: 'dashboard-shortcuts-web-ide', title: 'Web IDE' do
+          Web IDE
+
   - if current_user.admin? || Gitlab::Sherlock.enabled?
     %li.line-separator.hidden-xs
   - if current_user.admin?

package.json

@@ -88,7 +88,7 @@
     "worker-loader": "^1.1.0"
   },
   "devDependencies": {
-    "@gitlab-org/gitlab-svgs": "^1.4.0",
+    "@gitlab-org/gitlab-svgs": "^1.5.0",
     "babel-plugin-istanbul": "^4.1.5",
     "eslint": "^3.10.1",
     "eslint-config-airbnb-base": "^10.0.1",

spec/javascripts/repo/components/ide_repo_tree_spec.js

@@ -41,11 +41,11 @@ describe('IdeRepoTree', () => {
     expect(tbody.querySelector('.file')).toBeTruthy();
   });
 
-  it('renders 5 loading files if tree is loading', (done) => {
-    vm.$store.state.loading = true;
+  it('renders 3 loading files if tree is loading', (done) => {
+    vm.treeId = '123';
 
     Vue.nextTick(() => {
-      expect(vm.$el.querySelectorAll('tbody .loading-file').length).toEqual(5);
+      expect(vm.$el.querySelectorAll('.multi-file-loading-container').length).toEqual(3);
 
       done();
     });

spec/javascripts/repo/components/ide_spec.js

@@ -10,7 +10,9 @@ describe('ide component', () => {
   beforeEach(() => {
     const Component = Vue.extend(ide);
 
-    vm = createComponentWithStore(Component, store).$mount();
+    vm = createComponentWithStore(Component, store, {
+      emptyStateSvgPath: 'svg',
+    }).$mount();
   });
 
   afterEach(() => {

yarn.lock

@@ -54,9 +54,9 @@
     lodash "^4.2.0"
     to-fast-properties "^2.0.0"
 
-"@gitlab-org/gitlab-svgs@^1.4.0":
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/@gitlab-org/gitlab-svgs/-/gitlab-svgs-1.4.0.tgz#83c0a76485c1378babf2e83456b4d2442efa98e8"
+"@gitlab-org/gitlab-svgs@^1.5.0":
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/@gitlab-org/gitlab-svgs/-/gitlab-svgs-1.5.0.tgz#6635df6aad6c71fb293ff113efd4311a744c0e2c"
 
 "@types/jquery@^2.0.40":
   version "2.0.48"